1. | Cut a hole in the top of each green pepper and lift away the core. Carefully remove and discard seeds and pith. |
2. | In a bowl, mix together all ingredients for stuffing (either vegetarian or tuna) except ½ cup cheese. |
3. | Divide stuffing into 4 equal portions. Fill each pepper, pressing down well. |
4. | Pour water into cooker. Put grid in cooker. Stand peppers on grid. |
5. | Close cooker. Bring to full pressure on high heat. Remove cooker immediately from heat. |
6. | Allow to cool naturally for 5 minutes. Lift vent weight slightly to release pressure. |
7. | Open cooker. Remove peppers and sprinkle tops with remaining cheese (½ cup). |
8. | Place peppers under a broiler till cheese melts. Serve hot. |